| Acronym | Meaning |
| RTP | Room Temperature Phosphorescence |
| PBL | Peripheral Blood Lymphocyte |
| CCWP | Close-coupling Wave-packet (for Mol. Scattering) |
| BOHS | British Occupational Hygiene Society |
| SBA | Small Business Administration |
| RACT | Reasonably Available Control Technology |
| SDA | Subsurface Disposal Area |
| FOA | Frozen Orbital Approximation |
| ECCI | Electron Capture Chemical Ionization |
| RFIC | Radio Frequency Integrated Circuit |